. Which of the following fertilizers has the highest nitrogen percentage


(a) Ammonium sulphate

(b) Calcium cyanamide

(c) Urea

(d) Ammonium nitrate

Best Answer

Correct Option is: (C)

Chemical formula of Urea is (NH2CONH2) and percentage of N content = 28/60×100 = 46.66%

Ammonium nitrate is a chemical compound with the chemical formula NH4NO3. It has 35.0% of nitrogen content. 

The chemical formula of Calcium cyanide is Ca(CN)2 and its nitrogen content is 35.0%.

The chemical formula of Ammonium sulphate is (NH4)2SO4 and its nitrogen content is 21.2%

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